Round|Lab Grown|IGI

12.05ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG843638579

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843638579

Diamond specifications and retailer prices

From HK$38,146 HKD
$4,862 USD
As of October 31, 2026
Save HK$102,719 HKD (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$140,865 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.05ct lab-grown round diamond

This 12.05ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843638579 or 843638579. Listed at 14 retailers as of October 31, 2026, with prices from HK$38,146 to HK$140,865, a HK$102,719 spread on the same certified stone. Taylor and Hart lists it at HK$140,865. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.05
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843638579
Dimensions14.74 × 14.83 × 8.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.74 mm14.83 mm12.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843638579
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$50,989 HKD|Low: HK$31,903 HKD|High: HK$140,865 HKD|Avg: HK$67,174 HKD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 1, 2026
Retailer 13HK$31,903 HKD
Retailer 2HK$38,146 HKD
Retailer 8HK$39,542 HKD
Retailer 1HK$50,989 HKD
Retailer 10HK$51,421 HKD
Retailer 12HK$56,528 HKD
Retailer 3HK$61,157 HKD
Retailer 6HK$61,165 HKD
Retailer 7HK$63,185 HKD
Retailer 4HK$73,891 HKD
Retailer 9HK$74,746 HKD
Retailer 11HK$78,692 HKD
Retailer 5HK$109,798 HKD
Taylor and HartHK$140,865 HKD

17 data points across 14 retailers

14 retailersHK$38,146 HKD to HK$140,865 HKD

Retailer 1
-
HK$31,903 HKD
£3,202 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
HK$38,146 HKD
$4,862 USD
View
Final sale: no returns
A
Retailer 3
-
HK$39,542 HKD
$5,040 USD
View
B+
Retailer 4
-
HK$50,989 HKD
£5,117 GBP
View
B+
Retailer 5
-
HK$51,421 HKD
$6,554 USD
View
Retailer 6
-
HK$56,528 HKD
$7,205 USD
View
Price last confirmed 14 days ago
B+
Retailer 7
-
HK$61,157 HKD
$7,795 USD
View
B+
Retailer 8
-
HK$61,165 HKD
ZAR 125,945 ZAR
View
B+
Retailer 9
-
HK$63,185 HKD
€7,670 EUR
View
B+
Retailer 10
-
HK$73,891 HKD
$9,418 USD
View
Retailer 11
-
HK$74,746 HKD
A$14,657 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
HK$78,692 HKD
$10,030 USD
View
B
Retailer 13
-
HK$109,798 HKD
$13,995 USD
View
Most Expensive
B
Taylor and Hart
9M4K3ZG · Oct 31
HK$140,865 HKD
$17,954 USD
View
13 more retailers have this diamond
Prices start from HK$38,146 HKDSave up to HK$102,719 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
12.05ct Round
HK$38,146 HKD